ABOUT BOOK

We study the incentives towards horizontal merger among firms when the amount of capital is the strategic variable. We focus on workers' cooperatives, but our conclusions apply also to employment\u2010constrained profit maximizers. Within a simple oligopoly model, we prove that the horizontal merger, for any merger size, is: (i) privately efficient for insiders as well as for outsiders; (ii) socially efficient if market size is large enough, even in the case of merger to monopoly